A satellite goes along an elliptical path around earth. The rate of change of area swept by the line joining earth and the satellite is proportional to:

Q: A satellite goes along an elliptical path around earth. The rate of change of area swept by the line joining earth and the satellite is proportional to:

(a) r1/2

(b) r

(c) r3/2

(d) r2

Click to See Answer :
Ans: (a)